This document describes a pen-style personal networking gadget package called P-ISM developed by NEC consisting of 5 pens with different functions: a communication pen for wireless connectivity, a CPU pen for processing, an LED projector pen for display, a virtual keyboard pen for input, and a digital camera pen. The whole set connects to the internet through the communication pen's cellular connectivity and allows functions of a desktop computer to be performed on any flat surface. It aims to provide a portable computing solution.